first lady michelle obama will also speak. president obama isn't at the convention yet. today he will end his road to charlotte tour in virginia. he is set to speak in norfolk state university. the president spent yesterday in louisiana seeing firsthand the damage hurricane isaac caused last week. he also travelled to the battleground state of ohio where he told steel and auto workers that he saved millions of dollars by bailing out the auto industry. >> i believed in you. i bet on you. i'll make that bet any day of the week. because of that bet, three years later, that bet is paying off for america. >> vice president joe biden hammered home the same point in a rally in another crucial state, michigan. >> paul ryan hoping to steal some of the democrats' thunder as their convention gets under way. the republican vice presidential nominee calm pand yesterday in greenville, north carolina. he told voters this country is worse off now than it was before president obama was elected. >> what do you call president obama four years ago, if you don't have a record to run on, then